30╳ = | ÷ = | 28╳ = | 1÷ = |
+ = | 16÷ = | - = | ╳ = |
30╳ =24 | ÷ =1 | 28╳ =2 | 1÷ =![]() |
+ =![]() | 16÷ =36 | - =![]() | ╳ =![]() |
,
,36,
,
.分析:本题根据分数的加法、减法、乘法、除法的运算法则计算即可.
点评:完成本题要细心分析式中数据,能简便计算的要简便计算.
编辑:chaxungu时间:2026-04-26 08:16:15分类:小学数学题库
30╳ = | ÷ = | 28╳ = | 1÷ = |
+ = | 16÷ = | - = | ╳ = |
30╳ =24 | ÷ =1 | 28╳ =2 | 1÷ =![]() |
+ =![]() | 16÷ =36 | - =![]() | ╳ =![]() |
,
,36,
,
.